linux-kernel - [PATCH 05/20] pinctrl/rockchip: of_populate

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Date:   Tue, 20 Sep 2022 18:30:53 +0800
From:   Jianqun Xu <jay.xu@...k-chips.com>
To:     linus.walleij@...aro.org, heiko@...ech.de, brgl@...ev.pl,
        andriy.shevchenko@...ux.intel.com
Cc:     robert.moore@...el.com, robh@...nel.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        lenb@...nel.org, rafael@...nel.org,
        Jianqun Xu <jay.xu@...k-chips.com>
Subject: [PATCH 05/20] pinctrl/rockchip: of_populate_platform for gpio only for of node

As the of_populate_platform named with prefix "of_", it should be done
only when the of node is exist.

Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>
---
 drivers/pinctrl/pinctrl-rockchip.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 8f102f327af8..42aa3552417a 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -3296,12 +3296,11 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
 	void __iomem *base;
 	int ret;
 
-	if (!is_of_node(fwnode))
-		return dev_err_probe(dev, -ENODEV, "device tree node not found\n");
-
-	ret = of_platform_populate(np, NULL, NULL, dev);
-	if (ret)
-		return dev_err_probe(dev, ret, "failed to register gpio device\n");
+	if (is_of_node(fwnode)) {
+		ret = of_platform_populate(np, NULL, NULL, dev);
+		if (ret)
+			return dev_err_probe(dev, ret, "failed to register gpio device\n");
+	}
 
 	info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
 	if (!info)
-- 
2.25.1